This set of Applied Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Cracking and Knocking of Petroleum”. 1. Octane number is a rating of ___________ a) petrol knocking b) diesel knocking c) petrol cracking d) diesel cracking 2. Which of the following element has 100% anti knocking? a) 2-methyl naphthalene b) heptadecane c) CH3-(-CH2-)14-CH3 … Read more
This set of Applied Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Mining of Petroleum”. 1. Removal of water is done by ___________ a) Orsteds process b) Kjeldahl’s process c) Filtration d) Cottrells process 2. Crude oil is in the form of ____________ a) emulsion of oil and brine b) emulsion of oil and … Read more
This set of Applied Chemistry Interview Questions and Answers focuses on “Classification of Crude Oil based on their Composition”. 1. Paraffins are obtained by ______ process from petroleum. a) fractional distillation b) sedimentation c) filtration d) fermentation 2. Paraffins are mostly used as _______ a) dye b) lubricant c) catalyst d) coolent 3. Liquid paraffin … Read more
This set of Applied Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Analysis of Coal and Selection”. 1. In proximate analysis, which of the following elements can be found? a) % of moisture content b) % of carbon c) % of hydrogen d) % of nitrogen 2. From the raw piece, coal is manufactured … Read more
This set of Applied Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Solid Fuels”. 1. One of the advantages of solid fuel is _________ a) low calorific value b) requirement of excess air c) ash formation d) ease of transport 2. One of the disadvantages of solid fuel is _________ a) clinker formation b) … Read more
This set of Applied Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Dullong’s Formula”. 1. Calculate the net calorific value of a coal sample having the following composition: C=80%, H=5%, O=4%, N=3%, S=3.5% and ash=5%. a) 7251.8cal/g b) 7780.5cal/g c) 7621.5cal/g d) 7830.75cal/g 2. A coal has the following composition by weight: C=90%, O=4%, … Read more
This set of Applied Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Calorific Value”. 1. Which of the following statements is correct? a) 1k.Cal=2B.Th.U b) 1B.Th.U=252Cal c) 1k.Cal=100Cal d) 1k.Cal=4C.H.U 2. To calculate HCV of the fuel, the products of combustion are cooled down to __________ a) 600F b) 700F c) 400F d) 200F … Read more
This set of Applied Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Characteristics of Good Fuel and its Advantages”. 1. What is the ignition temperature of a good fuel? a) High b) Low c) Moderate d) 1000C 2. What is the calorific value of an ideal fuel? a) 30.8k.cal b) High c) 20.2k.cal d) … Read more
